David M. Goldberg

Tecumseh Products Co. engages in the manufacturing and selling of hermetic compressors for air conditioning and refrigeration. It offers reciprocating compressors, rotary compressors, scroll compressors and condensing units. The firm offers specialty air conditioning, household refrigerators and freezers, and commercial refrigeration applications. . The company was founded by Raymond Herrick in 1934 and is headquartered in Ann Arbor, MI.

American DG Energy, Inc distributes and produces electricity, heat, hot water and cooling equipment. It also provides natural gas powered cogeneration system. The company was founded by George N. Hatsopoulos and John N. Hatsopoulos on July 24, 2001 and is headquartered in Waltham, MA.

American Health Research Institute, Inc. is a minority-owned business, which provides medical services to the U.S. Government. Its services include physicians, nurses and other medical healthcare staffing, diagnostic and bioremediation services to both government and industry. The company was founded in 1986 and is headquartered in Birmingham, AL.

Part of Alfa Laval AB, Standard Refrigeration Co. is a company that specializes in manufacturing refrigeration components. The company is based in Melrose Park, IL. Standard Refrigeration offers a wide range of products including custom heat exchangers, water cooled condensers, evaporators, receivers, suction accumulators, oil coolers, and marine water cooled condensers. The company's engineering expertise and manufacturing flexibility allow them to provide solutions for various heat exchanger needs. Standard Refrigeration also offers an expedite program for customers with more critical needs and a pop program for finished parts ready to assemble in a short time. The company's mission is to advance shell and tube heat exchanger design and construction to the benefit of their customers and owners in a safe workplace where product quality is assured. Standard Refrigeration was acquired by Alfa Laval AB on June 03, 2008.